65894376033 has 12 divisors (see below), whose sum is σ = 99319059840. Its totient is φ = 42019601976.

The previous prime is 65894376011. The next prime is 65894376061. The reversal of 65894376033 is 33067349856.

It is not a de Polignac number, because 65894376033 - 2¹⁰ = 65894375009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65896376033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159164953 + ... + 159165366.

It is an arithmetic number, because the mean of its divisors is an integer number (8276588320).

Almost surely, 2^65894376033 is an apocalyptic number.

It is an amenable number.

65894376033 is a deficient number, since it is larger than the sum of its proper divisors (33424683807).

65894376033 is a wasteful number, since it uses less digits than its factorization.

65894376033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318330348 (or 318330345 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 54.

The spelling of 65894376033 in words is "sixty-five billion, eight hundred ninety-four million, three hundred seventy-six thousand, thirty-three".